Person

Andrew C. Florance

Founder and CEO · Director, CoStar Group

Current S&P 500 boards
1
Current roles
1
Open-market buys
$8.6M
Open-market sales
$186.9M

Current roles

From Section 16 filings (Forms 3, 4 and 5) in the last 13 months.

Past roles

“Last filing” is the latest Form 3/4/5 for that company, an upper bound on the end date.

None on record since 2016.

Sits alongside

People who currently share a board or management team with this person.

Open-market trades

Purchases and sales reported on Form 4 at S&P 500 companies.

DateCompanyTypeSharesPriceValue
Aug 4, 2026CSGPBuy83,300$29.89$2.5M
May 1, 2026CSGPBuy68,330$35.17$2.4M
May 1, 2026CSGPBuy3,100$35.82$111K
Feb 27, 2026CSGPBuy55,720$44.52$2.5M
Oct 25, 2024CSGPBuy14,731$74.67$1.1M
Apr 28, 2023CSGPSale360,530$76.77$27.7M
Mar 10, 2021CSGPSale19,570$818.37$16.0M
Aug 27, 2020CSGPSale15,584$851.66$13.3M
Aug 26, 2020CSGPSale15,584$848.16$13.2M
Mar 2, 2020CSGPSale33,600$663.90$22.3M
Jul 26, 2019CSGPSale24,210$628.64$15.2M
Mar 4, 2019CSGPSale55,322$473.38$26.2M
Apr 30, 2018CSGPSale5,839$369.05$2.2M
Apr 27, 2018CSGPSale11,200$371.15$4.2M
Apr 26, 2018CSGPSale7,782$372.34$2.9M
Feb 27, 2018CSGPSale80,055$347.10$27.8M
May 3, 2017CSGPSale21,768$244.19$5.3M
May 2, 2017CSGPSale21,768$244.73$5.3M
Mar 2, 2017CSGPSale26,271$205.31$5.4M

SEC reporting-owner ID (CIK) 1066061 · all filings on EDGAR

Andrew C. Florance (CSGP) | USBoard